Where is the speedometer cable on an '87 Oldsmobile Cutlass Ciera?

On an '87 Oldsmobile Cutlass Ciera, the speedometer cable is typically located at the back of the speedometer gauge cluster on the dashboard and runs down through the firewall to the transmission. At the transmission, it connects to the speed sensor or gear, which is often mounted on the side of the transmission. Accessing the cable may require removing the instrument panel for easier visibility and handling.